Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/NY/CORTLAND

Cortland ZIP code, New York

The ZIP code for Cortland, NY is 13045, and its area code is 607.

USPS city name
1 ZIP code
Population
17,450
Area code
607

Cortland in numbers

About 17,450 people live in Cortland, in 7,019 households. The median household income is $59,482 a year, 31% below the New York median of $85,974 (US: $80,734). The median owner-occupied home is valued at $152,600 (64% below the New York median), and median gross rent is $975 a month. The median age is 27.4; 27.2% of adults 25 and over hold a bachelor's degree or higher (40.2% across New York); the average commute takes 17 minutes.

Population17,450Cortland17,450
Households7,019Cortland7,019
Median age27.4Cortland27.4New York39.8US 38.9
Median household income$59,482Cortland$59,482New York$85,974US $80,734
Median home value$152,600Cortland$152,600New York$423,800US $332,700
Median gross rent$975Cortland$975New York$1,621US $1,413
Bachelor's degree or higher27.2%Cortland27.2%New York40.2%US 35.7%
Mean commute16.8 minCortland16.8 minNew York32.6 minUS 26.4 min
Population density4,481 / sq miCortland4,481 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Cortland city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Cortland

ZIP codes with the USPS city name Cortland
ZIP City Type Population Median income Median home
13045 Cortland , NY Standard 28,361 $69,961 $167,500

Map of Cortland ZIP codes

13045

The ZIP codes of Cortland, NY, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Cortland

The nearest larger towns are Ithaca (32,814 people, 20 mi), Auburn (26,285 people, 30 mi) and Syracuse (146,384 people, 30 mi).

Towns near Cortland
TownPopulationDistance
Munsons Corners 2,662 2.2 mi
Homer 3,114 2.5 mi
Northeast Ithaca 2,661 17.1 mi
Lansing 3,876 17.4 mi
Cayuga Heights 4,000 18.2 mi
Ithaca 32,814 19.7 mi
South Hill 6,951 20.7 mi
Skaneateles 2,543 27.1 mi
Cazenovia 2,753 28.1 mi
Manlius 4,644 29.4 mi
De Witt 11,060 29.9 mi

More nearby: every ZIP code in Cortland County · New York ZIP codes

Cite this page

zipcodes.pro. “Cortland, NY ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ny/cortland

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